<template>
  <el-row class="tac">
    <el-col :span="24">
      <el-menu
        default-active="2"
        class="el-menu-vertical-demo"
        @open="handleOpen"
        @close="handleClose"
        background-color="#545c64"
        text-color="#fff"
        active-text-color="#ffd04b">

        <el-submenu index="4">
          <template slot="title">
            <span>案例库</span>
          </template>
          <el-menu-item-group>
            <el-submenu index="4-1">
              <template slot="title">
                <span>正面经验</span>
              </template>
              <el-menu-item-group>
                <el-menu-item index="4-1-1">国内高校内部治理典型经验案例</el-menu-item>
                <el-menu-item index="4-1-2">国外高校内部治理典型经验案例</el-menu-item>
              </el-menu-item-group>
            </el-submenu>
          </el-menu-item-group>

          <el-submenu index="4-2">
            <template slot="title">
              <span>负面案例</span>
            </template>

            <el-menu-item-group>
              <el-menu-item index="4-2-1">学校层面案例</el-menu-item>
              <el-menu-item index="4-2-2">职能部门层面案例</el-menu-item>
              <el-menu-item index="4-2-3">学院（部）层面案例</el-menu-item>
            </el-menu-item-group>
          </el-submenu>
        </el-submenu>

      </el-menu>
    </el-col>
  </el-row>
</template>

<script>
  export default {
    name: "Left_fourth",
    methods: {
      handleOpen(key, keyPath) {
        console.log(key, keyPath);
      },
      handleClose(key, keyPath) {
        console.log(key, keyPath);
      }
    }
  }
</script>

<style scoped>

</style>
